Reference > The New Dictionary of Cultural Literacy > 19. Physical Sciences and Mathematics
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  The New Dictionary of Cultural Literacy, Third Edition.  2002.
 
quarks
 
 
(KWAHRKS, KWAWRKS) In physics, the elementary particles that make up the protons and neutrons that in turn make up the atomic nucleus. Quarks are the most basic known constituent of matter. (See antimatter.)  1
‡ No quarks have been seen in the laboratory because, according to current theory, they cannot exist as free particles.  2
 
 
The New Dictionary of Cultural Literacy, Third Edition. Edited by E.D. Hirsch, Jr., Joseph F. Kett, and James Trefil. Copyright © 2002 by Houghton Mifflin Company. Published by Houghton Mifflin Company. All rights reserved.

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